Table 2 Case-control study population characteristics
Total (n = 66) | Subjects with prior OIa (n = 32) | Non-injured subjects (n = 34) | P valueb | |
|---|---|---|---|---|
Age, years | 29.7 (5.5) | 29.0 (5.7) | 30.5 (5.3) | 0.12 |
Height, m (SDc) | 1.81 (0.13) | 1.81 (0.13) | 1.81 (0.13) | 0.96 |
Weight, kg (SD) | 81.3 (12.9) | 81.3 (13.3) | 81.2 (12.6) | 0.96 |
Foot length, mm (SD) | 274 (13) | 275 (13) | 273 (13) | 0.19 |
Usage of foot orthotics, % (n) | (n = 4) | 12.5 (n = 4) | 0 | 0.04 |
Foot blisters after long marching, % (n) | 57. 6 (n = 38) | 53.1 (n = 17) | 61.8 (n = 21) | 0.16 |
Foot skin lesions, % (n) | (n = 14) | (n = 6) | (n = 8) | 0.58 |
Toenail problems, % (n) | (n = 18) | (n = 14) | (n = 4) | 0.01 |